AOC A20S431 Service Manual page 41

A
LED Display
Abnormal
Abnormal
Keyboard
Abnormal
OSD
LED Off
LED Dark
LED Abnormal
LED Flicker
Check Wires
Check Main board
Check Keyboard
Check Main board
Check LVDS Wire
40
Change Keyboard or
Main board or wire
Change Keyboard or
Main board
Change Keyboard or
Main board or wire
Change Keyboard or
Main board or wire
Change Wires
Change Main board
Change Keyboard
Change Main board
Change LVDS Wire
Next step
AOC A20S431
Test
Completed